Heat Advisory HEAT ADVISORY - Decatur County  - Henderson County
 
spacer
METRIC | IMPERIAL
Updated: 20-Jul-2017 @ 11:25pm  
Temperature Current Conditions12 Forecast / Storm Prediction
Currently Outside: Colder 1.5°F than last hour.

78.7°F

Comfortable
24-hr difference: 0.5°FWarmer 0.5°F than yesterday at this time.
High Today
97.1°F
3:55 PM
Low Today
73.1°F
6:02 AM
Yest High
97.0°F
3:28 PM
Yest Low
72.0°F
5:46 AM
Sta High13
97.7°F
2011
Sta Low13
56.1°F
2009
Rec High14
102.0°F
1986
Rec Low14
55.9°F
2009
<!-- fixupCondition in='Humid/Clear skies ' out='Humid, Clear skies' ocnt='2' --><!-- vals split on slash -->
Humid, Clear skies Humid, Clear skies

Calm Wind:  W
0.0

Gusting to:
0.0 mph
Current Rain Rain:
0.00 in
Fire Weather Index: LOW Current FWI:4
Fire Danger:
9.9 of 232
Tonight

Tonight: Mostly Clear
Mostly Clear
Friday

Friday: Sunny
Sunny
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Lo 75 °F Hi 96 °F Lo 75 °F
SPC Activity Map
Click on map for NOAA SPC details.
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 1.5°F since last hour. 75.2°F
Last Hour: Decreased 1.5°F since last hour. 1.5°F
High 8:40 PM: 78.2°F
Low 6:02 AM: 71.3°F
Record High: 82.0°F on
Jun-15-2016
Record Low: -7.2°F on
Jan-16-2009
Wetbulb: 76.3°F
Today: 0.00 in
Last 3 Hours: 0.00 in
Last 6 Hours: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 1.11 in
Jul Rain: 3.57 in
Jul to Date
  Avg:10
2.50 in
Jul to Date
  Diff from Avg:10
Over 1.07 in for the month 1.07 in
Jul Avg: 4.54 in
Diff from Avg: Under 0.97 in for the month 0.97 in
Season:1 24.93 in
YTD
  Avg:11
29.24 in
YTD
  Diff from Avg:11
Under 4.31 in for the year 4.31 in
Last Rain
Time/Date:
Jul-15-2017
at 2:27 PM
78 rain days in 2017
7 days in July
4 days since last rain
Current: W  0.0 mph
1Hr Average: Calm
Wind Run: 5.33 miles
Wind Gust
Current: 0.0 mph mph
Today: 9.2 mph 12:20 PM
Month: 16.0 mph Jul-15
Year: 43.0 mph Mar-9
Record Gust: 59.0 mph
May-22-2011
Sunlight:
14 hrs 13 min
of Sunlight Today
graph 59.2% 40.8%
Which is
1 min 18 sec Shorter
Than Yesterday
 
NEW MOON, 27 days, 1 hours, 55 minutes in cycle
0%
Illuminated
Humidity Barometer
Current: No Change 89%
Last Hour: No Change 0%
High 4:42 AM: 95%
Low 3:54 PM: 44%
Record High: 99%
Apr-28-2016
Record Low: 16%
Mar-8-2017
Current: Falling 0.012  inHg/hr 29.983 inHg
Last Hour: Steady
High 10:33 AM: 30.099 in.
Low 7:24 PM: 29.973 in.
Record High: 30.921 inHg
Jan-3-2008
Record Low: 29.179 inHg
Feb-24-2016
Cooling Degree Days Temperature Extremes17 Heat Index Air
Today: 14.3
Jul: 286.0
2017 to Date: 837.0
Heating Degree Days
2017 to Date: 1503.0
High Thu: 117°F at Death Valley CA
Low Thu: 29°F at Stanley ID
Record Temperatures14
High: 102.0°F  (1986)
Low: 55.9°F  (2009)
Normal Temperatures14
High: 91.0°F
Low: 69.1°F
Current: 78.7°F
High 12:50pm: 108.2°F
Yesterday: 106.9°F
Record: 124.7°F
Aug-3-2011
Quality
Index6:

72


Moderate
Density:
1.169 kg/m3
UV Summary/Forecast Solar Summary
High Today:  
10.0 @ 12:49 PM
Jul-21

11.5
Jul-22

10.1
Jul-23

9.7
High Today:  
1076 W/m2 @ 12:42 PM
Sun Hours Today:
06:19
   This Month: 105:00 Hrs
Rise: 5:52 am  Set: 8:05 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Evening
YTD Avg Temp: 61.5°F
Sunrise: 5:52 am
Sunset: 8:05 pm
Moonrise: 3:59 am
Moonset: 6:22 pm
Full Moon: Jul-09-2017
New Moon: 09:46 UTC
Jul-23-2017
Updated at Midnight
Current ET: 0.24 in
7-Days Rain: 1.11 in
7-Days ET: 1.38 in
7-Day:  0.268 in water in deficit of what evaporated in last 7 days. 0.268 in
July:  0.29 in water in excess of what evaporated this month. 0.29 in
Support this Site!
Your donation helps support this site
HIGHS: LOWS:
109.0°F
Aug-15-2007
3.0°F
Jan-29-2014
Daytime Records15
  109.0°F
Aug-15-2007
  17.8°F
Jan-07-2017
Nitetime Records16
  105.1°F
Aug-15-2007
  3.0°F
Jan-29-2014
1 Rain season: Jan 1st to Dec 31st.   4 Updated at 1pm Central Time.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   6 Air Quality Index is provided by Minnesota Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.   10 Historical average only to day 20 of just the month of July for this station since 2007.   11 Historical average rain this season to day 20 of July for this station since 2007. 12 Cloud data during daylight hours is calculated from our solar energy data. Cloud data 90 minutes before sunset until after sunrise is data from nearest airport reporting sky conditions, Beech River or McKellar Airport.   13 This Station's Records Since July 2007.   14 Records from Weather Underground.   15 Warmest and Coldest days between 6AM and 6PM.   16 Warmest and Coldest nights between 6PM and 6AM.   17 Records from National Weather Service.  
 NWS Weather Forecast  -   Outlook Tonight & Friday
Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 75 °F
NWS forecast: Mostly clear, with a low around 75. East southeast wind around 2 mph.
Local station forecast: Increasing clouds with little temp change.
Friday

Friday: Sunny
Sunny

Hi 96 °F
NWS forecast: Sunny, with a high near 96. Heat index values as high as 106. Southwest wind around 5 mph.




 
Weather Folklore

If you don't like the weather in Tennessee, wait 24 hours.

You are Visitor #